China's anticipated widening of the yuan bank could come wtihin the next 72 hours, say UBS...

China's anticipated widening of the yuan bank could come wtihin the next 72 hours, say UBS analysts. If so, it would coincide with G-20 meetings next week, and come nearly one year to the day from the last widening. "(The) economy must be operating to the government's satisfaction," says UBS. CYB +1.2% YTD.